[Bug 1502752] [NEW] Unable to update 15.04 to 15.10

[Pankaj Anupam]

Public bug reported:

Upgrade is ok after

sudo apt-get upgrade
sudo apt-get autoremove

ProblemType: Bug
DistroRelease: Ubuntu 15.04
Package: ubuntu-release-upgrader-core 1:15.04.14.1
ProcVersionSignature: Ubuntu 3.19.0-30.33-generic 3.19.8-ckt6
Uname: Linux 3.19.0-30-generic i686
ApportVersion: 2.17.2-0ubuntu1.5
Architecture: i386
CrashDB: ubuntu
CurrentDesktop: Unity
Date: Mon Oct  5 10:03:32 2015
InstallationDate: Installed on 2015-03-23 (195 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release i386 (20131016.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to vivid on 2015-10-05 (0 days ago)

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-bug dist-upgrade i386 vivid

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https://bugs.launchpad.net/bugs/1502752

Title:
  Unable to update 15.04 to 15.10

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  Upgrade is ok after

  sudo apt-get upgrade
  sudo apt-get autoremove

  ProblemType: Bug
  DistroRelease: Ubuntu 15.04
  Package: ubuntu-release-upgrader-core 1:15.04.14.1
  ProcVersionSignature: Ubuntu 3.19.0-30.33-generic 3.19.8-ckt6
  Uname: Linux 3.19.0-30-generic i686
  ApportVersion: 2.17.2-0ubuntu1.5
  Architecture: i386
  CrashDB: ubuntu
  CurrentDesktop: Unity
  Date: Mon Oct  5 10:03:32 2015
  InstallationDate: Installed on 2015-03-23 (195 days ago)
  InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release i386 (20131016.1)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to vivid on 2015-10-05 (0 days ago)

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